2080810115

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 2794122432

約数和(自身を除く): 713312317

約数列:

[1, 5, 17, 23, 85, 115, 137, 289, 391, 457, 685, 1445, 1955, 2285, 2329, 3151, 6647, 7769, 10511, 11645, 15755, 33235, 38845, 39593, 52555, 53567, 62609, 132073, 178687, 197965, 267835, 313045, 660365, 893435, 910639, 1064353, 1440007, 3037679, 4553195, 5321765, 7200035, 15188395, 18094001, 24480119, 90470005, 122400595, 416162023, 2080810115]

約数ペア:

[(1, 2080810115), (5, 416162023), (17, 122400595), (23, 90470005), (85, 24480119), (115, 18094001), (137, 15188395), (289, 7200035), (391, 5321765), (457, 4553195), (685, 3037679), (1445, 1440007), (1955, 1064353), (2285, 910639), (2329, 893435), (3151, 660365), (6647, 313045), (7769, 267835), (10511, 197965), (11645, 178687), (15755, 132073), (33235, 62609), (38845, 53567), (39593, 52555)]